David Whitehouse, MD

Bryce Thacker grew up in a rural community, where he learned the value of helping others achieve their best selves to support overall community health and well-being. With a passion for helping people live their best lives, he earned his undergraduate degree in biology from the University of Nebraska and completed his nursing education at Creighton University. He went on to earn a Master of Science in Nursing, specializing as a Family Nurse Practitioner and in Community Health, from Creighton University, and later completed a nursing practice degree at the University of Colorado with a focus on population and community health. He also holds a post-graduate certification in psychiatric mental health from Washburn University.

Bryce practiced family medicine for 18 years before transitioning to psychiatric mental health in 2022. His background in both physical and mental health gives him a holistic perspective on care. Since shifting his focus, he has helped individuals improve their quality of life through medication management for mood disorders, PTSD, anxiety, ADHD, and other mental health conditions. He continues to live in a rural community with his family and remains committed to helping people become their best selves.

Bryce believes that each person’s “best self” is unique and that mental health care should meet individuals where they are. He emphasizes a collaborative, client-centered approach, always keeping the individual’s goals at the heart of care. He is dedicated to helping clients identify and overcome the symptoms and stressors that interfere with their well-being, and he works to dismantle limiting beliefs or labels that may have been placed on them.

By taking the time to understand each person’s challenges and aspirations, Bryce helps clients find sustainable, holistic paths to wellness. His care is grounded in empathy, respect, and a deep commitment to supporting each person’s journey toward a fulfilling and balanced life.

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Lisa Mazzotti is a Licensed Professional Counselor in Colorado, and a Licensed Mental Health Counselor and Certified Addiction Professional in Florida. She earned her bachelor’s in Psychology and a master’s in Human Development Counseling from the University of Illinois. With more than 30 years of clinical experience, she has worked with adolescents, adults, and older adults in individual, couple, family, and group settings. Lisa also served as an adjunct professor, teaching psychology and sociology courses for over a decade in high schools, colleges, and correctional facilities. Her extensive background includes treating addictions, trauma, mood and anxiety disorders, OCD, ADHD, self-harm, and eating disorders.

Lisa meets each person where they are, creating a safe space where clients feel heard, valued, and respected. She emphasizes open communication, collaboration, and mutual trust, encouraging patients to share what feels most comfortable and meaningful to them. Lisa’s goal is to empower clients to identify and pursue their personal goals at their own pace, fostering lasting growth. She brings compassion, positivity, experience, and humor to her sessions, reminding patients that change begins with understanding and acceptance.

Lisa tailors her approach by exploring each patient’s history, strengths, and priorities to create an individualized treatment plan. Drawing on Acceptance and Commitment Therapy (ACT), Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), Rational Emotive Behavior Therapy (REBT), Mindfulness, Motivational Interviewing, and Solution-Focused Therapy, she adapts her methods to meet each client’s needs. Lisa has facilitated Intensive Outpatient (IOP), Partial Hospitalization (PHP), and inpatient group therapy for co-occurring disorders. She supports clients with a broad range of concerns, including anxiety, depression, PTSD, grief, self-harm, abuse, and both physical and psychological addictions.

Patricia Grendell is a board-certified Psychiatric-Mental Health Nurse Practitioner who provides mental health care using a personalized, holistic approach. Patricia specializes in psychiatric evaluation and medication management along with psychotherapy and integrative interventions. Prior to receiving education and training in Nursing at New York University and Case Western Reserve University, Patricia earned a Master of Social Work from Boston College with a focus on health and mental health.  

Patricia specializes in working with adults experiencing a wide range of acute and chronic stressors and mental health symptoms. Patricia tailors' treatment to the goals, needs, and comfort level of each individual at her or his own pace. Patricia builds connections with patients so that they feel heard and understood, and partners with each individual to determine the most appropriate treatment strategies that maximize comfort, safety, and positive results.  

Over the past ten years as a Nurse Practitioner in outpatient and inpatient environments, Patricia has helped patients improve and overcome conditions including depression, anxiety, OCD, PTSD, ADHD, and insomnia. Using a combination of medication management, individual therapy, and psychoeducation, Patricia develops individualized treatment plans centered around patients’ priorities and safety to achieve improvements in health and quality of life.

Dr. Mordukhaev believes individuals are more than a diagnosis and considers each patient’s biology, emotions, relationships, culture, and life circumstances to understand each human as a whole. She offers individualized, well-rounded care blending medication and psychotherapy. In a safe, supportive, and non-judgmental space, she partners with patients to foster greater insight into themselves, walking alongside them with compassion in their mental health journey.

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Background and credentials

Dr. Seicarescu is a board-certified adult psychiatrist with over 12 years of experience. She received her medical degree from Carol Davila University of Medicine in Romania and completed her psychiatry residency at Wayne State University in Detroit. Following residency, she gained extensive clinical experience practicing psychiatry in diverse outpatient settings, including a multi-specialty center in North Dakota and community mental health centers in Ohio and Michigan. Dr. Seicarescu has also served as an assistant professor at the University of North Dakota and Michigan State University, where she taught and supervised medical students and residents.</p>

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Treatment approach

Dr. Seicarescu employs a collaborative, supportive, and patient-centered approach to psychiatric care, integrating medication management with therapy tailored specifically to each patient. She utilizes supportive therapy along with cognitive behavioral therapy (CBT), adjusted according to individual patient needs. Her specialty areas include the treatment of depression, bipolar disorder, psychotic disorders, PTSD, and a broad range of mental health conditions.</p>

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What you can expect in a first visit

Patients can expect an initial appointment with Dr. Seicarescu to include a thorough evaluation focusing on their unique psychiatric symptoms, personal experiences, and treatment goals. She offers a supportive and compassionate atmosphere, carefully combining medication management with individualized therapy recommendations. Her patient-centered approach ensures the creation of a personalized treatment plan to effectively address each patient’s specific needs.</p>

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Why Talkiatry?

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.</p>

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Hunada Zein-Eddin is a bilingual (English/Arabic) Licensed Professional Counselor (LPC) in Texas and Virginia. She earned her degree in Clinical Mental Health Counseling from Lancaster Bible College in 2022 and completed her residency at Northern Virginia Family Service and Youth For Tomorrow. She specializes in supporting adolescents, young adults, and adults with challenges related to anxiety, depression, ADHD, PTSD, adjustment issues, and mood disorders. Hunada also helps clients navigate stress, grief, workplace relationships, anger, and life transitions. She has experience working with individuals, families, and couples and is certified in Trauma-Focused Cognitive Behavioral Therapy (TF-CBT) as well as ADHD Clinical Services. Her trauma-informed, culturally sensitive approach draws on Attachment Theory, TF-CBT, DBT, Narrative Therapy, Internal Family Systems (IFS), and Polyvagal Theory.

Hunada understands that life often brings challenges that can feel overwhelming. She partners with clients on their journey toward healing, peace, and resilience by creating a safe, supportive, and non-judgmental space. Clients can expect empathy, compassion, and professionalism throughout their care. Her therapeutic style emphasizes collaboration, open communication, and a strong belief that everyone deserves access to high-quality mental health services that foster healing and growth.

Hunada begins therapy by building trust and gaining a thorough understanding of each client’s unique history, concerns, and goals. Initial sessions focus on creating a comprehensive biopsychosocial picture that informs the development of individualized treatment plans aligned with the client’s desired outcomes. Throughout treatment, Hunada ensures clients feel heard, valued, and supported as they work toward achieving their therapeutic goals and long-term emotional well-being.